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Individual Calculations December 2021 |
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| Zakarian, Dimitrios Levon Total change: 32.00 | |   |
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| 2021 Scarborough Chess Congress | Scarborough | ENG | 2021-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 1735 | 1.50 | 5 | 0.46 | 40 | 18.40 | |
|  Bak, Andrew | | | 1969 | ENG | 1.00 | 1 | 0.79 | 40 | 31.60 | |  Fegan, Chris | | | 2020 | ENG | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Ackley, Peter J E | | | 2008 | ENG | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Collinson, Mark I | | | 1983 | ENG | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Horrocks, Stephen J | | | 1874 | ENG | 0.00 | 1 | -0.31 | 40 | -12.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2021/22 4NCL Division 1 & 2 Rounds 1-2 | Milton Keynes | ENG | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1702 | 1.00 | 2 | 0.34 | 40 | 13.60 | |
| | Freeman, Gordon | | | 2102 * | IRL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Mellor, Jessica | | | 1641 | ENG | 0.00 | 1 | -0.58 | 40 | -23.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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